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Forum: Electric Projects 11-30-2019, 12:36 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
So my Ev Manco Dingo has reached the end of its...

So my Ev Manco Dingo has reached the end of its journey. It does very well at straight line speed with lots of stability, but cornering, proper feet placement and room for more batteries are features...
Forum: Electric Projects 11-22-2019, 03:01 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
I think I mentioned before that the 4 gauge CCA...

I think I mentioned before that the 4 gauge CCA phase wires were getting hot so I just finished upgrading to 0 gauge pure copper. With the original 20/53 gearing the top speed increased 10%, from...
Forum: Electric Projects 11-19-2019, 06:18 PM
Replies: 4
Views: 125
Posted By Bmr4Karts
Cool 2008 article from Mythbusters about converting a gas race kart to electric.

Read it here (https://www.popularmechanics.com/science/a3354/4264026/).
Forum: Electric Projects 11-19-2019, 11:23 AM
Replies: 27
Views: 966
Posted By Bmr4Karts
Are you measuring the voltage at the batteries?...

Are you measuring the voltage at the batteries? If so the voltage drop you are seeing is directly related to the batteries having voltage sag due to the load being placed on them. If the batteries...
Forum: Electric Projects 11-19-2019, 09:46 AM
Replies: 27
Views: 966
Posted By Bmr4Karts
I will admit that the shunt mod can be done...

I will admit that the shunt mod can be done better with wire and solder versus just solder like I did, but that does not deny the fact that the shunt mod does work and works very well. My controller...
Forum: Electric Projects 11-19-2019, 07:07 AM
Replies: 27
Views: 966
Posted By Bmr4Karts
Good, if the motors aren't getting to warm/hot...

Good, if the motors aren't getting to warm/hot you are geared properly. If you want more oomph with the same top speed, the shunt mod or larger controllers will provide better acceleration along...
Forum: Electric Projects 11-19-2019, 06:16 AM
Replies: 27
Views: 966
Posted By Bmr4Karts
The safe way to plan a setup is everything is...

The safe way to plan a setup is everything is stronger than your motor.

Meaning the controller can send more power than the motor needs and the battery can send more than the controller will take....
Forum: Electric Projects 11-18-2019, 09:31 PM
Replies: 27
Views: 966
Posted By Bmr4Karts
Like I said before, it's not a placebo. As...

Like I said before, it's not a placebo.

As for getting a bigger controller it would safer but not cheaper. The controller and motor combo cost almost the same as the motor by itself so it's almost...
Forum: Electric Projects 11-18-2019, 02:48 PM
Replies: 27
Views: 966
Posted By Bmr4Karts
sid sid sid, you never fail to amuse. This...

sid sid sid, you never fail to amuse. This modification is nothing new. Read up. (https://endless-sphere.com/forums/viewtopic.php?t=29097)



Here's a shunt mod thread from 2008...
Forum: Electric Projects 11-16-2019, 09:32 PM
Replies: 27
Views: 966
Posted By Bmr4Karts
Add solder to the shunts to reduce their...

Add solder to the shunts to reduce their resistance. Here's a picture of the shunts before I added my solder. The glob that's already there came from the factory. I extended that glob about halfway...
Forum: Electric Projects 11-16-2019, 03:53 AM
Replies: 28
Views: 856
Posted By Bmr4Karts
My original gear ratio was 20/53 which had a very...

My original gear ratio was 20/53 which had a very strong take off and topped out around 47mph. Yesterday I tried 26/53 which lost a lot of take off but still sped up decently and had plenty of power...
Forum: Electric Projects 11-15-2019, 06:38 PM
Replies: 13
Views: 865
Posted By Bmr4Karts
Mostly was "Powerwheels racers for Adults...

Mostly was "Powerwheels racers for Adults (https://www.facebook.com/groups/powerwheelsracersforadults/)". They build custom frames and put Powerwheel toy bodies on top of them. Most of their race...
Forum: Electric Projects 11-15-2019, 05:06 PM
Replies: 27
Views: 966
Posted By Bmr4Karts
A single 48v 1800w motor can get 300lbs...

A single 48v 1800w motor can get 300lbs (including rider) moving at 30mph and this setup has the ability to climb hills. If you modify the controller to send 50 amps max it accelerates even better. ...
Forum: Electric Projects 11-15-2019, 04:54 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
So I guess people don't really take these karts...

So I guess people don't really take these karts as fast as I'm going. Top speed was 47mph before, changed the gearing and hit ~53mph today but was running out of room. Let's just say over 50mph is...
Forum: Electric Projects 11-06-2019, 08:03 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
You were right. Fany gave me more stuff to...

You were right. Fany gave me more stuff to change.

https://www.youtube.com/watch?v=lDgxcEgmXRo
Forum: Go Kart Discussion 11-06-2019, 07:32 PM
Replies: 29
Views: 880
Posted By Bmr4Karts
I probably overdid it with hydraulic brakes on my...

I probably overdid it with hydraulic brakes on my Manco but me plus the kart add up to over 400lbs and it can hit 50mph. I can lock 9" wide slicks at full speed but it still slides far. I have been...
Forum: Go Kart Discussion 11-06-2019, 07:08 PM
Replies: 262
Views: 10,317
Posted By Bmr4Karts
2) I agree. I'm sticking with factory built packs...

2) I agree. I'm sticking with factory built packs like my LG Chem. They are built for Chrysler Pacifica hybrid minivan.

3) Thank you.
You gotta pay to play. On my last run I was pulled an...
Forum: Electric Projects 11-06-2019, 03:11 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
Yeah, Fany is helpful. I emailed her before I...

Yeah, Fany is helpful. I emailed her before I bought my controller. I reach out to her again.


Fun fact, I burned 15AH in 10 minutes while driving around today with a fresh pack. That means my...
Forum: Electric Projects 11-05-2019, 06:36 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
I have a KLS-H and use the BT app. My settings...

I have a KLS-H and use the BT app. My settings options are different and the things I have changed are KP and TPS MAP.

Oh yeah, your setup was brushed. Mine is brushless. That's why I have...
Forum: Electric Projects 11-05-2019, 05:43 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
They are not breaking loose on the street so far,...

They are not breaking loose on the street so far, maybe it's because they are 9 inches wide. It definitely has grunt but not immediately, the power hits about 10 feet into take off. I may try...
Forum: Electric Projects 11-05-2019, 04:48 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
I got to set her loose today. ...

I got to set her loose today.

https://www.youtube.com/watch?v=ZsXrDHnBZoE

https://www.youtube.com/watch?v=GSfAmzypx0o

My top speed is 47mph with a battery that was sitting at 59v which isn't...
Forum: Electric Projects 11-03-2019, 08:59 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
Got the power issue sorted. ...

Got the power issue sorted.

https://www.youtube.com/watch?v=NZ3bdfalPc4
Forum: Electric Projects 11-03-2019, 05:27 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
She's a runner now. Next step is getting the...

She's a runner now. Next step is getting the power curve sorted out. I have a 150amp breaker that's not popping so I know that there's power on the table.
...
Forum: Electric Projects 11-02-2019, 09:46 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
Tomorrow should be the day. Switches are...

Tomorrow should be the day.

Switches are mounted
Wires are sleeved and routed
Brakes were bled

Will double check all the nuts and bolts
Bolt the wheels on (tires already mounted)

Will...
Forum: Electric Projects 11-01-2019, 08:36 PM
Replies: 28
Views: 856
Posted By Bmr4Karts
Finally got another milestone complete. The motor...

Finally got another milestone complete. The motor is on the kart for good, chain installed and sprockets aligned. All wiring and switches are crimped, soldered, loomed and verified to work including...
Showing results 1 to 25 of 119

 

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